08/27/2026
π‘οΈπ§« Legionella grows in biofilm, which forms in any system with low flow and water between 77 and 113 degrees. At risk systems like cooling towers and domestic hot water each need their own approach to sampling and response. Getting that right is the first step in protecting your occupants and your employees.
Legionella water testing guide for building managers. Learn professional testing methods compliance requirements, and when to test water